SDR UIEA01076

Service difficulty report · Web · Boeing 7472D3B

Difficulty date
July 25, 2001
Submitted
August 24, 2001
Operation
Air carrier
Aircraft
N506MC
Make and model
Boeing 7472D3B
Aircraft serial
21252
Part
Web
Part number
65B017121
Condition
Cracked
Location
Bs 380
Part time
73,880 hours, 15,217 cycles
Stage of operation
IN
Nature of condition
O
Precautionary procedure
K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

DURING INSPECTIN FOUND FRAME WEB CRACKED AT BS 380 FROM STRINGER 23L CUTOUT. TRIMMED AWAY CRACKED AREA. FABRICATED REPLACEMENT DOUBLER AND TWO ANGLES. INSTALLED PER STANDARD PRACTICES. CONTINUE CURRENT INSPECTION REQUIREMENTS PER SB 747-53A2265 UNTIL SB 53-2272 IS COMPLETED AT OR BEFORE 20,000 CYCLES. (M)

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